/* 通用样式表 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.container {
    margin: 0 auto;
}

.lf {
    float: left;
}

.rt {
    float: right;
}

.clear::after {
    clear: both;
    display: block;
    content: "";
}

.w100 {
    width: 100%;
}

.w70 {
    width: 70%;
}

.w30 {
    width: 30%;
}

.w40 {
    width: 40%;
}

.w60 {
    width: 60%;
}

.w50 {
    width: 50%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: normal;
}

i,
em {
    font-style: normal;
}

b,
strong {
    font-weight: normal;
}

ul,
ol,
li {
    list-style: none;
}

a,
a:link,
a:visited,
a:hover,
a:active {
    text-decoration: none;
    color: inherit;
}

input,
select,
textarea {
    outline: none;
}